Frequencies for first 10,000 rows of obsstay variable in nhamcsed2012 dataset : Length of stay | in observation | unit in | minutes | Freq. Percent Cum. ---------------+----------------------------------- Blank | 163 1.63 1.63 Not applicable | 9,737 97.37 99.00 1 | 1 0.01 99.01 15 | 1 0.01 99.02 22 | 1 0.01 99.03 30 | 1 0.01 99.04 36 | 1 0.01 99.05 37 | 1 0.01 99.06 56 | 1 0.01 99.07 59 | 1 0.01 99.08 73 | 1 0.01 99.09 92 | 1 0.01 99.10 99 | 1 0.01 99.11 100 | 1 0.01 99.12 107 | 1 0.01 99.13 125 | 1 0.01 99.14 208 | 1 0.01 99.15 219 | 1 0.01 99.16 223 | 1 0.01 99.17 231 | 1 0.01 99.18 232 | 1 0.01 99.19 265 | 1 0.01 99.20 267 | 1 0.01 99.21 301 | 1 0.01 99.22 347 | 1 0.01 99.23 387 | 1 0.01 99.24 398 | 1 0.01 99.25 452 | 1 0.01 99.26 465 | 1 0.01 99.27 479 | 1 0.01 99.28 522 | 1 0.01 99.29 540 | 1 0.01 99.30 552 | 1 0.01 99.31 562 | 1 0.01 99.32 585 | 1 0.01 99.33 608 | 1 0.01 99.34 646 | 1 0.01 99.35 680 | 1 0.01 99.36 682 | 1 0.01 99.37 719 | 1 0.01 99.38 720 | 1 0.01 99.39 733 | 1 0.01 99.40 762 | 1 0.01 99.41 765 | 1 0.01 99.42 805 | 1 0.01 99.43 810 | 1 0.01 99.44 812 | 1 0.01 99.45 840 | 1 0.01 99.46 847 | 1 0.01 99.47 862 | 1 0.01 99.48 869 | 1 0.01 99.49 918 | 1 0.01 99.50 926 | 1 0.01 99.51 933 | 1 0.01 99.52 958 | 1 0.01 99.53 962 | 1 0.01 99.54 969 | 1 0.01 99.55 1004 | 1 0.01 99.56 1024 | 1 0.01 99.57 1031 | 2 0.02 99.59 1050 | 1 0.01 99.60 1052 | 1 0.01 99.61 1073 | 1 0.01 99.62 1117 | 1 0.01 99.63 1152 | 1 0.01 99.64 1156 | 1 0.01 99.65 1196 | 1 0.01 99.66 1220 | 1 0.01 99.67 1226 | 1 0.01 99.68 1233 | 1 0.01 99.69 1238 | 1 0.01 99.70 1280 | 1 0.01 99.71 1286 | 1 0.01 99.72 1303 | 1 0.01 99.73 1312 | 1 0.01 99.74 1359 | 1 0.01 99.75 1360 | 1 0.01 99.76 1414 | 1 0.01 99.77 1426 | 1 0.01 99.78 1468 | 1 0.01 99.79 1488 | 1 0.01 99.80 1505 | 1 0.01 99.81 1617 | 1 0.01 99.82 1636 | 1 0.01 99.83 1761 | 1 0.01 99.84 2096 | 1 0.01 99.85 2107 | 1 0.01 99.86 2254 | 1 0.01 99.87 2263 | 1 0.01 99.88 2346 | 1 0.01 99.89 2420 | 1 0.01 99.90 2582 | 1 0.01 99.91 2621 | 1 0.01 99.92 2760 | 1 0.01 99.93 2838 | 1 0.01 99.94 2879 | 1 0.01 99.95 2983 | 1 0.01 99.96 2995 | 1 0.01 99.97 3475 | 1 0.01 99.98 3585 | 1 0.01 99.99 3985 | 1 0.01 100.00 ---------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 7 Nov 2016